@book{22928,
	author = {IBP Synthesis Meeting on the Functioning of Photosynthetic Systems in Different Environments, and Cooper, J. P. and International Biological Programme.},
	title = {Photosynthesis and productivity in different environments /},
	publisher = {Cambridge University Press,},
	year = {c1975.},
	address = {Cambridge ;        },
	note = {At head of title: International Biological Programme 3.},
	url = {http://www.loc.gov/catdir/enhancements/fy0906/74031808-d.html}
}